普劳斯说，当她问为什么茶底有浅黄色沉淀，他说那是茶壶的水垢，洗了杯子。
Prowse said, when she had asked why there was a pale yellow powder at the bottom of the tea, he had rinsed the cup and told her it was fur from the kettle.
至少每个月要排水一次。如果没有这样做，可能会导致热水器运转有噪音，在内胆底部沉淀石灰和水垢。
Drain it at least once a month. Failure to do this may result in noisy operation and lime and sediment buildup in the bottom of the tank.
壶底的中央是凹陷部分也能帮助节能和水垢沉淀。
A concave part is positioned in the center at the bottom of the teapot so as to save energy and settle water scale.
壶底的中央是凹陷部分也能帮助节能和水垢沉淀。
A concave part is positioned in the center at the bottom of the teapot so as to save energy and settle water scale.
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